formbook | 380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0

Analysis

max time kernel
30s
max time network
32s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-05-2024 10:32

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General

Target

380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
Size

594KB
MD5

34b8885c737fa78ecc68c1bf0628f8c0
SHA1

32936d1bce243a085c81147f1d569a1c20c44bb2
SHA256

380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0
SHA512

ed336237c0f5c038a1ffd2646b38c1d4cd6f4133e2be0f645f25a9e0b844c3f8f69aa6bcde18a072cc57da434006914ded57e2779084e0244dbbf44a3f193196
SSDEEP

12288:zQ3yvK/bBMqQOa/71j+zmxnHJaA8YPGTU+aJczbxLedJJ4iav2hcll0WEm:+yqBMqQOiLnoYeyqzbxuv4im2hcT0fm

Score

10^/10

formbook cr12 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cr12

Decoy

nff1291.com

satyainfra.com

hechiceradeamores.com

jfgminimalist.com

qut68q.com

pedandmore.com

sugardefender24-usa.us

somalse.com

lotusluxecandle.com

certificadobassetpro.com

veryaroma.com

thehistoryofindia.in

33155.cc

terastudy.net

84031.vip

heilsambegegnen.com

horizon-rg.info

junongpei.website

winstons.club

henslotalt.us

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4040-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

description	pid	process	target process
PID 2908 set thread context of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

pid	process
4040	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
4040	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
4040	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

description	pid	process	target process
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
PID 2908 wrote to memory of 4040	2908	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe	380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe

C:\Users\Admin\AppData\Local\Temp\380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
"C:\Users\Admin\AppData\Local\Temp\380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Users\Admin\AppData\Local\Temp\380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe
  "C:\Users\Admin\AppData\Local\Temp\380c21fd37cafa3619196df7b6337783921656dbf58f1f54b63c74ad411421e0.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3640,i,14648456027158448592,4956305794400220180,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8
1⤵
PID:1908

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2908-6-0x0000000004F60000-0x0000000004F76000-memory.dmp

Filesize
88KB

Download
memory/2908-0-0x000000007517E000-0x000000007517F000-memory.dmp

Filesize
4KB

Download
memory/2908-2-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/2908-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/2908-4-0x0000000004D70000-0x0000000004D7A000-memory.dmp

Filesize
40KB

Download
memory/2908-5-0x0000000075170000-0x0000000075920000-memory.dmp

Filesize
7.7MB

Download
memory/2908-1-0x00000000002E0000-0x000000000037A000-memory.dmp

Filesize
616KB

Download
memory/2908-8-0x0000000006070000-0x0000000006080000-memory.dmp

Filesize
64KB

Download
memory/2908-10-0x0000000008FB0000-0x000000000904C000-memory.dmp

Filesize
624KB

Download
memory/2908-9-0x0000000006090000-0x0000000006106000-memory.dmp

Filesize
472KB

Download
memory/2908-7-0x0000000006060000-0x000000000606C000-memory.dmp

Filesize
48KB

Download
memory/2908-13-0x0000000075170000-0x0000000075920000-memory.dmp

Filesize
7.7MB

Download
memory/4040-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4040-14-0x0000000000F00000-0x000000000124A000-memory.dmp

Filesize
3.3MB

Download